Additional Product Features:Commercial grade lights
Each light has a clip on their base so you can easily attach the lights to your tree or other desired surfaces
Fully assembled
Bulbs easily screw in and out
UL listed for indoor and outdoor use
Contains end-to-end connectors which allows you to connect multiple sets together (not to exceed 210 watts)
Wire gauge: 20
120 volts, 60 hertz, .55 amps, 70 watts